diff --git a/LinearRgb.zig b/LinearRgb.zig
index 689aa841e23f76c8792f80d2f526cbd13756e831..9bfbf8ff423f365551be025815f04898a1a569cd 100644
--- a/LinearRgb.zig
+++ b/LinearRgb.zig
@@ -30,14 +30,15 @@ pub fn eql(x: Self, y: Self) bool {
 
 // https://www.w3.org/TR/WCAG/#dfn-relative-luminance
 pub fn relative_luminance(x: Self) f32 {
-    return (0.2126 * x.r) + (0.7152 * x.g) + (0.0722 * x.b);
+    const r, const g, const b, _ = x.to_array();
+    return (0.2126 * r) + (0.7152 * g) + (0.0722 * b);
 }
 
 pub usingnamespace _x.mixin(@This(), f32, .r, .g, .b);
 
 // https://gamedev.stackexchange.com/a/194038
 pub fn to_srgb(x: Self) color.sRGB {
-    const v: vec4 = x.to_array();
+    const v = x.to_vec();
     const cutoff = v < @as(vec4, @splat(0.0031308));
     const higher = @as(vec4, @splat(1.055)) * std.math.pow(vec4, v, @splat(1.0 / 2.4)) - @as(vec4, @splat(0.055));
     const lower = v * @as(vec4, @splat(12.92));
diff --git a/YUV.zig b/YUV.zig
index 7093a2bf3ee4f88ce8bb387fcacbe962902ed94f..115baf18bf3603406bd4cefab5c9168019679a7b 100644
--- a/YUV.zig
+++ b/YUV.zig
@@ -40,6 +40,5 @@ pub fn to_srgb(x: Self) color.sRGB {
 }
 
 pub fn normal(x: Self) vec4 {
-    const v: vec4 = x.to_array();
-    return v * @as(vec4, .{ 255, 255, 255, 1 });
+    return x.to_vec() * @as(vec4, .{ 255, 255, 255, 1 });
 }
diff --git a/_x.zig b/_x.zig
index 5a0bd07ff9b35c860a9a2b4167c482c3cf676eb6..3a61a928ac5a68640c346ba90f8fd2469a10959e 100644
--- a/_x.zig
+++ b/_x.zig
@@ -9,6 +9,9 @@ pub fn mixin(
 ) type {
     return struct {
         pub fn to_vec(x: T) @Vector(4, f32) {
+            if (I == f32) {
+                return x.to_array();
+            }
             return .{
                 @floatFromInt(@field(x, @tagName(f1))),
                 @floatFromInt(@field(x, @tagName(f2))),
@@ -18,6 +21,14 @@ pub fn mixin(
         }
 
         pub fn from_vec(in: @Vector(4, f32)) T {
+            if (I == f32) {
+                var x: T = undefined;
+                @field(x, @tagName(f1)) = in[0];
+                @field(x, @tagName(f2)) = in[1];
+                @field(x, @tagName(f3)) = in[2];
+                x.a = in[3];
+                return x;
+            }
             var x: T = undefined;
             @field(x, @tagName(f1)) = @intFromFloat(in[0]);
             @field(x, @tagName(f2)) = @intFromFloat(in[1]);